INDEX 



Page. 

 Ability of Colon Bacilli to Survive Pasteuriza- 

 tion (paper) 401-410 



Achillea lanulosa — 



forage value of 97 



viability of seed of, in range lands 106 



Acid, phosphoric, in Oryza saliva 425-430 



A oastache urtici folia — 



forage value of 97 



viability of seed of, in range lands 106 



Affrilus — 

 bilmeatus — 



control of 292-293 



ecology of 284 



enemies of 292 



life history of 283-294 



spp., habits of 184 



vittaticollis — 



control of 184-185 



description of burrows of 181 



enemies of , 184 



habits of 183 



host plants of 180 



life history of 181-183 



Agoseris glauca — 



forage value of 97 



viabihty of seeds of, in range lands 106 



A gropyron — 



flexuosum, forage value of 97 



spicalutn, viability of seed of, in range 



lands 106 



spp.— 



characters of lemma of 279 



characters of palea of 280 



characters of rachilla of 278-279 



identification of seeds of 275-282 



seed characters of 276-277 



shape of seed of 278 



water requirement of 44,46,52,60-62 



violaceutn, forage value of 97 



A grosiis rossae — 



forage value of 97 



viability of seed of. in range lands 106 



Air and Wind Dissemination of Ascospores of 



the Chestnut- Blight Fungus (paper) 493-526 



Alfalfa. See Medicago. 



Alfalfa hopper, three-cornered 343-363 



Allard, H. A. (paper), Effect of Dilution upon 

 the'lnfectivity of the Virus of the Mosaic 



Disease of Tobacco 295-299 



Allard et al. (paper). Oil Content of Seeds as 



Affected by the Nutrition of the Plant 227-249 



Allium validum — 



forage value of 97 



viability of seed of, in range lands 106 



AUernaria spp., growth in butter. . 302-303,3051307 

 Amaranthus — 



graecizans, water requirement of 60,62 



retroflexus, water requirement of 47.49,53162 



Ambrosia artemisi folia, water requirement of . 47-4S, 



53,60.62 

 Amygdalus persica, food plant of Ceraiitis 

 caPitata 3 14 



78745''-i5 7 



Page. 



AndropoQon sorghum — 



water requirement of 20-25, 



Si> 53, 55-56,58,61-62 



aethiopicus, water requirement of ao, 



22-23,36-37, 39, 51, 53, 6j 



Aphid — 



clover 431-433 



long-beaked clover. See Aphis brevis. 

 short-beaked clover. See Aphis bakeri. 



A phis — 

 bakeri — 



description of 433 



host plants of 433 



brevis — 



description of 43 1-433 



host plants of 431-433 



Apple. See Malus. 



Apple Root Borer (paper) 179-186 



See also Agrilus vitlaiicollis. 



Arachis hypogaea, oil content of seed of 244-245 



ArgioPe transversa, enemy of Stictocephala 

 festina 359 



Arm.illaria tnellea, relation to injury by Ag- 

 rilus bilineatus 284-285 



Armsby, H. P.. and Fries, J. A. (paper), 

 Net Energy Values of Feeding Stuffs for 

 Cattle 435-493 



Artemisia frigida, water requirement of.. 43,50,60,62 



Ash analyses of leaves and twigs of Carya 



illinoensis 165-166, 169 



Aspen. See Populus tremuloides. 



Aspergillus repens, growth in butter 307 



Assimilation of Colloidal Iron by Rice 

 (paper) 205-210 



Atanycolus sp., parasite of Agrilus bilineaius . 292 



Avena saliva — 



host plant of Stictocephala festina 346 



water requirement of 11-12, 



5o-53»5S-56»59.6i-*2 



Ayers, S. H., and Johnson, W. T.. jr. (paper), 

 Ability of Colon Bacilli to Survive Pasteuri- 

 zation 401-410 



Bacillus colt — 



ability to survive pasteurization 401-410 



effect of heat on 403-40S 



presence of, index of efficiency of pasteuri- 

 zation 403-408 



thermal death point of 402-406 



Back. E. A., and Pcmbcrton, C. E.— 

 Life History of the Mediterranean Fruit 

 Fly from the Standpoint of Parasite Intro* 



ductiou (paper) 363-374 



Life History of the Melon Fly (paper) . . . 269-274 

 Susceptibility of Citrous Fruits to the 

 Attack of the Mediterranean Fruit Fly 



(paper) 3"-33o 



Bactroccra cucurbitae — 



comparison with Ceraiitis caPitata 370-37r 



host plants of 269 



life history of 269-374 



Banana. Sec Musa sapientum. 



5»7 



